18 - 1Meet The Avatars Aug. 15, 2017
18 - 2Can Seaweed Save The World? Aug. 22, 2017
18 - 3Closing In: The Hunt For Alien Life Aug. 29, 2017
18 - 4The Day The Dinosaurs Died Sep. 05, 2017
18 - 5Heartbeat: The Miracle Inside You Sep. 12, 2017
18 - 6Death Dive: Into The Rings Of Saturn Sep. 19, 2017
18 - 7Sit Back, Relax; The Dawn Of The Driverless Car Sep. 26, 2017
18 - 8Can We Save the Reef? Oct. 03, 2017
18 - 9How To Exercise Better Oct. 10, 2017
18 - 10Gut Revolution (Part 1) Oct. 17, 2017
18 - 11Gut Revolution (Part 2) Garry's Story Oct. 24, 2017
18 - 12It's A Twin Thing Oct. 31, 2017
18 - 13The Secret To Making Better Decisions Jan. 30, 2018
18 - 14Farmer Needs A Robot Feb. 06, 2018
18 - 15Back To The Moon Feb. 13, 2018
18 - 16Gut Revolution (Part 3) Victoria's Story Feb. 20, 2018
18 - 17Sleep Matters Feb. 27, 2018